kernel/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgk104.c
.. .. @@ -916,7 +916,9 @@ 916 916 gk104_grctx_generate_r419f78(struct gf100_gr *gr) 917 917 { 918 918 struct nvkm_device *device = gr->base.engine.subdev.device; 919 - nvkm_mask(device, 0x419f78, 0x00000001, 0x00000000);919 +920 + /* bit 3 set disables loads in fp helper invocations, we need it enabled */921 + nvkm_mask(device, 0x419f78, 0x00000009, 0x00000000);920 922 } 921 923 922 924 void